Dyfyniad APA

Wooldridge, S. (1977). Systems and programming standards. Petrocelli.

Dyfyniad Arddull Chicago

Wooldridge, Susan. Systems and Programming Standards. New York: Petrocelli, 1977.

Dyfyniad MLA

Wooldridge, Susan. Systems and Programming Standards. Petrocelli, 1977.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.